Finding the Third Proportional to 912,897 and 1,970,136

Step by Step Solution

1. Step 1: Write the proportion equation
   912,897 : 1,970,136 = 1,970,136 : x
2. Step 2: Convert to fraction form
   912,897/1,970,136 = 1,970,136/x
3. Step 3: Cross multiply
   912,897x = 1,970,136 × 1,970,136
4. Step 4: Simplify right side
   912,897x = 3,881,435,858,496
5. Step 5: Solve for x
   x = 3,881,435,858,496/912,897
6. Step 6: Final answer
   x = 4,251,778.52